Ricoh M065 Service Manual page 334

SC Tables
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
520 B 2nd paper tray cooling fan error (optional paper feed unit)
521 B 3rd paper tray cooling fan error (optional paper feed unit)
522 B 4th paper tray cooling fan error (optional paper feed unit)
The motor lock signal error from the cooling fan is detected for 10
seconds after turning on the cooling fan.
- -
1.
2.
3.
No.
530
531
M065/M066
Disconnected harness of the cooling fan
Defective cooling fan
Defective BCU
Check or replace the harness of the cooling fan.
Replace the cooling fan.
Replace the BCU.
Details (Symptom, Possible Cause, Troubleshooting
Type
D Development fan 1 error
D Development fan 2 error
The motor lock signal error is detected for 10 seconds after
the motor lock signal was first detected.
Defective development fan 1 or development fan 2
Disconnected or defective harness
Defective BCU
1. Check or replace the harness.
2. Replace the development fan 1 (SC530) or development
fan 2 (SC531).
3. Replace the BCU.
3-24
Procedures)
SM Appendix